Notebook[List[Cell[BoxData[FormBox[GridBox[List[List[RowBox[List[RowBox[List[SubscriptBox["N", SubscriptBox["i", "j"]], "-", SubscriptBox["N", SubscriptBox["i", "k"]]]], "=", RowBox[List[RowBox[List[RowBox[List["(", RowBox[List[SubscriptBox["O", "j"], "-", SubscriptBox["O", "k"]]], ")"]], "+", RowBox[List["\[Beta]", StyleBox["(", Rule[SpanSymmetric, False]], RowBox[List[FractionBox[SubscriptBox["d", SubscriptBox["i", "j"]], RowBox[List["c", " "]]], "-", FractionBox[SubscriptBox["d", SubscriptBox["i", "k"]], "c"]]], StyleBox[")", Rule[SpanSymmetric, False]]]]]], "=", RowBox[List[SubscriptBox["\[CapitalDelta]", SubscriptBox["j", "k"]], "+", RowBox[List["\[Beta]", StyleBox["(", Rule[SpanSymmetric, False]], RowBox[List[FractionBox[SubscriptBox["d", SubscriptBox["i", "j"]], "c"], "-", FractionBox[SubscriptBox["d", RowBox[List[SubscriptBox["i", "k"], " "]]], "c"]]], StyleBox[")", Rule[SpanSymmetric, False]]]]]]]]]], TagBox[StyleBox[TagBox[RowBox[List["(", RowBox[List["6", "a"]], ")"]], Null, Rule[Editable, True], Rule[Selectable, True]], "EquationLabel", Rule[Deletable, False], Rule[ZeroWidthTimes, True]], Null, Rule[Editable, False]]]], Rule[RowSpacings, 2.], Rule[ColumnWidths, List[Fit, Automatic]], Rule[RowAlignments, Top], Rule[ColumnAlignments, List[TextAlignment, Right]]], TraditionalForm]], "Input"]]]